2423703657 has 16 divisors (see below), whose sum is σ = 3290204160. Its totient is φ = 1586566800.

The previous prime is 2423703619. The next prime is 2423703673. The reversal of 2423703657 is 7563073242.

It is not a de Polignac number, because 2423703657 - 2¹² = 2423699561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2423703677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153732 + ... + 168762.

It is an arithmetic number, because the mean of its divisors is an integer number (205637760).

Almost surely, 2^2423703657 is an apocalyptic number.

It is an amenable number.

2423703657 is a deficient number, since it is larger than the sum of its proper divisors (866500503).

2423703657 is a wasteful number, since it uses less digits than its factorization.

2423703657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16004.

The product of its (nonzero) digits is 211680, while the sum is 39.

The square root of 2423703657 is about 49231.1248805062. The cubic root of 2423703657 is about 1343.2592483709.

Adding to 2423703657 its reverse (7563073242), we get a palindrome (9986776899).

The spelling of 2423703657 in words is "two billion, four hundred twenty-three million, seven hundred three thousand, six hundred fifty-seven".